Merge "Merge "Add detailed javadocs for PolicyUpdatedReceiver" into udc-dev...

Merge "Merge "Add detailed javadocs for PolicyUpdatedReceiver" into udc-dev am: 0bc47a55 am: e0858a14 am: 896f7958" into udc-qpr-dev-plus-aosp am: f2df4d1a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23210298



Change-Id: I349de43711ab4cdb37c0ff93da6feb51c536c583
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>